Mathematics, 17.07.2019 18:00 enrique3300

James rides his bicycle every sunday morning. first, he pedals uphill at a speed of 4 miles per hour. then he rides downhill at a speed of 6 miles per hour. he covers a distance of 18 miles in 4 hours. for how many miles does he travel downhill? what is the difference in time spent pedalling uphill vs pedalling downhill?

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James rides his bicycle every sunday morning. first, he pedals uphill at a speed of 4 miles per hour...